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yennie123
04.08.2020 •
Mathematics
Carly tried to solve an equation step by step. \begin{aligned} 7a&=28 \dfrac{7a}a&=\dfrac{28}7&\green{\text{Step } 1} 7&=4&\blue{\text{Step } 2} \end{aligned} 7a a 7a 7 =28 = 7 28 =4 Step 1 Step 2
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Ответ:
First one is (x+2.4)
Second one is 4(x+2.4)=14.8
Step-by-step explanation: